Jan ( N = 192 )

Feb ( N = 327 )

Mar ( N = 350 )

Apr ( N = 402 )

May ( N = 438 )

Jun ( N = 548 )

Jul ( N = 390 )

Aug ( N = 423 )

Sep ( N = 363 )

Oct ( N = 331 )

Nov ( N = 285 )

Dec ( N = 277 )